MAX4072 Maxim, MAX4072 Datasheet - Page 7

• Manufacturer Part Number: MAX4072
• Description: The MAX4069–MAX4072 low-cost, bidirectional, high-side, current-sense amplifiers are ideal for monitoring battery charge and discharge currents in notebooks, cell phones, and other portable equipment
• Manufacturer: Maxim

(V
CC
2.500
2.499
2.498
2.497
2.496
2.495
2.494
2.493
2.492
2.491
2.490
2.540
2.525
2.510
2.495
2.480
2.465
2.450
250
225
200
175
150
125
100
75
50
25
0
= V
-50
-50
2
RS+
4
REFOUT vs. SUPPLY VOLTAGE
-25
-25
REFOUT vs. TEMPERATURE
= 12V, V
6
V
OL
8 10 12 14
SUPPLY VOLTAGE (V)
0
0
TEMPERATURE (°C)
TEMPERATURE (°C)
vs. TEMPERATURE
MAX4070
MAX4070
I
_______________________________________________________________________________________
L
25
25
SENSE
= 500μA
I
Bidirectional, High-Side, Current-Sense
L
= 10μA
50
50
16 18
= 50mV for gain of 100V/V and 75mV for gain of 50V/V, T
75
75
20
100
100
22
125
125
24
1.525
1.520
1.515
1.510
1.505
1.500
1.495
1.490
1.485
1.480
1.475
1.502
1.501
1.500
1.499
1.498
1.497
1.496
1.495
-10
-15
-20
Typical Operating Characteristics (continued)
-5
5
0
-50
0.1
2
-25
REFOUT vs. SUPPLY VOLTAGE
REFOUT vs. TEMPERATURE
6
SMALL-SIGNAL GAIN
1
Amplifiers with Reference
0
SUPPLY VOLTAGE (V)
A
TEMPERATURE (°C)
vs. FREQUENCY
A
V
FREQUENCY (kHz)
10
V
= 100V/V
MAX4071
MAX4071
= 50V/V
25
10
14
50
75
18
100
100
22
1000
125
A
= +25°C, unless otherwise noted.)
-100
-120
-140
1.235
1.233
1.231
1.229
1.227
1.225
1.223
1.221
1.219
1.217
1.215
-80
-20
-40
-60
200
180
160
140
120
100
0
80
60
40
20
0
0.01
-50
2
V
PSRR AND CMRR vs. FREQUENCY
OH
4
REFOUT vs. SUPPLY VOLTAGE
-25
= V
6
CC
V
0.1
OH
8 10 12 14
- V
SUPPLY VOLTAGE (V)
0
TEMPERATURE (°C)
I
vs. TEMPERATURE
OUT
L
FREQUENCY (Hz)
= 500μA
MAX4069
CMRR
25
1
50
16 18
I
L
PSRR
= 10μA
75
10
20
100
22
100
125
24
7